[INFO] cloning repository https://github.com/meganehouser/rustmatrix [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/meganehouser/rustmatrix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeganehouser%2Frustmatrix", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeganehouser%2Frustmatrix'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7139dacee7355bac8fd47b6612ec4401ee08ba05 [INFO] checking meganehouser/rustmatrix against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeganehouser%2Frustmatrix" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/meganehouser/rustmatrix on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/meganehouser/rustmatrix [INFO] finished tweaking git repo https://github.com/meganehouser/rustmatrix [INFO] tweaked toml for git repo https://github.com/meganehouser/rustmatrix written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/meganehouser/rustmatrix already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 48eff62914a32f76dfc3c626b2de5cc77b43dc19bfac75b81478fefbc75e2b55 [INFO] running `Command { std: "docker" "start" "-a" "48eff62914a32f76dfc3c626b2de5cc77b43dc19bfac75b81478fefbc75e2b55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "48eff62914a32f76dfc3c626b2de5cc77b43dc19bfac75b81478fefbc75e2b55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48eff62914a32f76dfc3c626b2de5cc77b43dc19bfac75b81478fefbc75e2b55", kill_on_drop: false }` [INFO] [stdout] 48eff62914a32f76dfc3c626b2de5cc77b43dc19bfac75b81478fefbc75e2b55 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2423a568b9082ffcb67eabebd309469b159bdfa678aaeae8da73c2a1acea88df [INFO] running `Command { std: "docker" "start" "-a" "2423a568b9082ffcb67eabebd309469b159bdfa678aaeae8da73c2a1acea88df", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling cc v1.0.46 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking arc-swap v0.4.3 [INFO] [stderr] Checking array-macro v1.0.4 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking hashbrown v0.5.0 [INFO] [stderr] Checking unicode-segmentation v1.3.0 [INFO] [stderr] Checking xi-unicode v0.2.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Compiling ncurses v5.99.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking signal-hook-registry v1.1.1 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking termion v1.5.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking signal-hook v0.1.10 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking toml v0.5.3 [INFO] [stderr] Compiling darling_core v0.10.1 [INFO] [stderr] Compiling enum-map-derive v0.4.3 [INFO] [stderr] Compiling darling_macro v0.10.1 [INFO] [stderr] Checking enum-map v0.6.1 [INFO] [stderr] Compiling darling v0.10.1 [INFO] [stderr] Compiling enumset_derive v0.4.3 [INFO] [stderr] Checking enumset v0.4.4 [INFO] [stderr] Checking cursive v0.13.0 [INFO] [stderr] Checking rustmatrix v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `previous_char` [INFO] [stdout] --> src/view.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | previous_char: Character, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `previous_char` [INFO] [stdout] --> src/view.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | previous_char: Character, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 29.94s [INFO] running `Command { std: "docker" "inspect" "2423a568b9082ffcb67eabebd309469b159bdfa678aaeae8da73c2a1acea88df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2423a568b9082ffcb67eabebd309469b159bdfa678aaeae8da73c2a1acea88df", kill_on_drop: false }` [INFO] [stdout] 2423a568b9082ffcb67eabebd309469b159bdfa678aaeae8da73c2a1acea88df